Item # 7027-493015-25, 7027-490000-00 - Adapter - Reducer, Port Connection, Ring Locked to Beam Seal Tube End, Metric On Howmet Aerospace

Catalog > Fluid Fittings > Ring Locked Fittings > Adapter - Reducer > 7027-490000-00 - Adapter - Reducer, Port Connection, Ring Locked to Beam Seal Tube End, Metric > Item # 7027-493015-25

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THREAD: -4g6g

MATERIALS:

Fitting: 6AI-4V titanium per AMS4928, AMS4965 or AMS4967 annealed, 900 MPa UTS MIN.
Lockring: A286 cres per AMS5731 or AMS5734, 34-40 HRC.

FINISH:

Fiting: Dry film lubricant per AS5272, TY I, on all surfaces except none in flow hole.
Lockring: Passivate per AMS2700, Type 2.

Unit of Measure

Tube OD (REF)	N/A 25.000
A Thread -4g6g	N/A MJ33x1.5
B Thread -4h6h	N/A MJ30x1.5
C (± .09)	N/A 40.700
D	N/A 22.40-22.70
E (+.20/-0)	N/A 22.800
F (+0.15/-0.05)	N/A 27.900
G (MIN)	N/A 30.370
H (± 0.2)	N/A 28.500
K (+0.50/-0)	N/A 16.050
M (± 0.40)	N/A 23.700
N (± 0.20)	N/A 7.000
O-Ring Size	N/A A0265
Port Rosan No.	N/A PS10047-320
Port SAE Ident. No.	N/A MA2110-320
P (± 0.50)	N/A 20.850
R - MAX	N/A 4.100
Porting Tool No.	N/A RPTM320
Broach Tool No.	N/A RFMOPB320
O-Ring Tool No.	N/A ORTM3015
Wrench Part Number	N/A RFM6828-320W
Lockring Drive Tool Part Number	N/A RFM6828-320D
Removal Tool Part Number	N/A RFM320LPDE

N/A ENGINEERING INFORMATION:
a. THESE PARTS ARE PRIMARILY DESIGNED FOR USE IN 28000 KPa WORKING PRESSURE SYSTEMS, 235° C MAX TEMPERATURE AND COMPATIBLE WITH TITANIUM.
b. THESE PARTS PROVIDE SEMI-PERMANENT MALE ADAPTER INSTALLATIONS IN VALVE AND CYLINDER BODIES, MANIFOLDS ETC. WITH 115000 KPa SHEAR STRENGTH MINIMUM.
c. SERRATED LOCKRING PREVENTS ROTATION WHEN MATING LINES ARE ATTACHED OR REMOVED.

N/A INSTALLATION INFORMATION:
d. ADAPTERS TO BE INSTALLED AND REMOVED PER HFS TECHNICAL SALES BULLETIN TSB84-0103.
e. "P" AND "R" STAND-OFF DIMENSIONS ARE FOR DESIGN PURPOSES ONLY. DO NOT USE AS INSTALLATION DATA.
f. O-RINGS MUST BE SPECIFIED SEPARATELY AND SHALL BE SELECTED BASED ON SYSTEM FLUID AND TEMPERATURE AND ARE NOT SUPPLIED BY HFS.

N/A NOTES: UNLESS OTHERWISE SPECIFIED
2. LOCKRING RETAINED ON ADAPTER BY CONTROLLED INTERFERENCE FIT. ONE TOOTH REMOVED FROM THE LOCKRING EXTERNAL SERRATION FOR METRIC IDENTIFICATION PURPOSES.
3. SEALING SURFACE: NO VISIBLE DEFECTS. TO BE PROTECTED FOR SHIPMENT. TAKE CARE IN HANDLING.
4. THIS PART IS USED IN CONJUNCTION WITH AN O-RING. O-RING SIZE PER MA2010 (IS03601/I SERIES A).
5. ALL INTERIOR PACKAGES SHALL BE MARKED WITH APPLICABLE MA2119-( )-( ) IDENTIFICATION NUMBER AND SHALL ALSO BE DURABLY MARKED WITH THE COMPLETE HFS PART NUMBER PER AS478, METHOD 35 D.
6. SURFACE ROUGHNESS: MACHINED SURFACES SHALL BE SMOOTH TO 3.2 MICROMETER Ra, EXCEPT SERRATION 6.3 MICROMETER Ra AND SEALING SURFACES 1.6 MICROMETER Ra PER ASME B46.1.
7. BROACH TOOLS SPECIFIED ARE HAND HELD IMPACT TYPE. FOR NON-IMPACT, WOBBLE OR EDM TYPES CONTACT HFS / FITTINGS ENGINEERING DEPARTMENT.

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Tube OD (REF)

A Thread-4g6g

B Thread-4h6h

C (± .09)

D

E (+.20/-0)

F (+0.15/-0.05)

G (MIN)

H (± 0.2)

K (+0.50/-0)

M (± 0.40)

N (± 0.20)

O-Ring Size

Port Rosan No.

Port SAE Ident. No.

P (± 0.50)

R - MAX

Porting Tool No.

Broach Tool No.

O-Ring Tool No.

Wrench Part Number

Lockring Drive Tool Part Number

Removal Tool Part Number

A Thread
-4g6g

B Thread
-4h6h